Across
- 4. lines lines that don't cross
- 6. triangle all the sides are different
- 7. a 3d object or shape
- 9. angle a perfect box angle
- 12. polygon all of the sides are the same
- 14. the x and y values
Down
- 1. triangle two equal and one unequal lines
- 2. the inside of a 3d shape
- 3. the top of a triangle
- 5. the outside of a shape
- 8. area adding all the faces together
- 10. a 3d triangle
- 11. the inside of a shape
- 13. has straight sides
- 15. a flat shape that can fold into a 3d shape